Patents by Inventor Mamoru DOUYOU
Mamoru DOUYOU has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20260083399Abstract: According to one embodiment, a sensor includes a first insulating substrate including a first island portion and a second island portion arranged along a first direction, and a band portion disposed between the first island portion and the second island portion and connecting the first island portion and the second island portion with each other, a photodiode disposed above the first insulating substrate, a sealing layer sealing the photodiode, and a reflective member disposed above the sealing layer, and the reflective member reflects light passing through the first insulating substrate and made incident on the reflective member.Type: ApplicationFiled: September 19, 2025Publication date: March 26, 2026Applicant: Japan Display Inc.Inventor: Mamoru DOUYOU
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Publication number: 20260076085Abstract: According to one embodiment, a sensor includes an insulating substrate including a first island portion and a second island portion arranged in a first direction and a band portion provided between the first island portion and the second island portion to connect the first island portion with the second island portion, an insulating layer provided above the insulating substrate, a plurality of first electrodes provided on the insulating layer to overlap with each of the first island portion and the second island portion in plan view, and a semiconductor layer provided on the plurality of first electrodes. The band portion is curved.Type: ApplicationFiled: September 4, 2025Publication date: March 12, 2026Applicant: Japan Display Inc.Inventor: Mamoru DOUYOU
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Publication number: 20260040754Abstract: A detection device includes: an active area including an active layer of a photodiode; a coupling area provided with a coupling part at an end of a first substrate; a peripheral area between the active area and the coupling area; a sealing film sealing the active area and the peripheral area; and a first wiring line that couples a lower electrode to the coupling part. The peripheral area includes: a first portion that includes a first insulating layer, the sealing film, a second insulating layer, and a second substrate on the first substrate; and a second portion in which at least one of the sealing film, the second insulating layer, and the second substrate is removed compared with the first portion. A boundary line between the first and second portions extends along a direction from the coupling area toward the active area and intersects the first wiring line.Type: ApplicationFiled: October 10, 2025Publication date: February 5, 2026Inventors: Mamoru DOUYOU, Atsunori OYAMA
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Publication number: 20260038301Abstract: A detection device includes: an active area including an active layer; a coupling area with a coupling part provided at an end of a first substrate; a peripheral area between the active area and the coupling area; a sealing film sealing the active area and the peripheral area; and a first wiring line coupling a lower electrode to the coupling part. The peripheral area includes: a first portion including the first insulating layer, the sealing film, the second insulating layer, and the second substrate; and a second portion including at least one of the sealing film, the second insulating layer, and the second substrate as compared with the first portion. The first wiring line intersects a boundary line provided between the first and second portions along a longitudinal direction of the second substrate formed in a band shape that intersects a direction from the coupling area toward the active area.Type: ApplicationFiled: October 9, 2025Publication date: February 5, 2026Inventors: Mamoru DOUYOU, Gen KOIDE
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Publication number: 20250314931Abstract: According to one embodiment, the display device is a display device including a liquid crystal layer containing polymer dispersed liquid crystal. The display device includes a display panel having a display area where images are displayed and a surrounding area surrounding the display area. The display panel includes a transparent electrode provided in the surrounding area and capable of heating the surrounding area.Type: ApplicationFiled: March 31, 2025Publication date: October 9, 2025Applicant: Japan Display Inc.Inventors: Hirotaka HAYASHI, Mamoru DOUYOU
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Patent number: 12111549Abstract: According to one embodiment, in a display device, one of the gate electrodes includes a first linear portion extending along the second direction, and a first projection portion projecting from the first linear portion and extending along the first direction, one of the first light shielding layers includes a second linear portion extending along the second direction, and a second projection portion projecting from the second linear portion and extending along the first direction, the first linear portion overlaps the second linear portion, the first projection portion overlaps the second projection portion, and the first projection portion and the second projection portion overlap at least one of the plurality of select lines.Type: GrantFiled: September 6, 2023Date of Patent: October 8, 2024Assignee: Japan Display Inc.Inventor: Mamoru Douyou
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Patent number: 11966136Abstract: A display device includes a substrate, a plurality of signal lines, a plurality of terminals, a plurality of wiring lines, metal wiring, a second metal layer, a third metal layer. In a first wiring region, each wiring line is composed of the first metal layer and extends in a second direction intersecting with the first direction. In a second wiring region between the first wiring region and the terminals, the wiring lines include the wiring line composed of the first metal layer and the second metal layer and the wiring line composed of the third metal layer. The metal wiring is provided in a different layer from the first metal layer; and intersects with the wiring lines in the first wiring region and extends in the first direction when viewed from a direction perpendicular to the substrate.Type: GrantFiled: April 25, 2023Date of Patent: April 23, 2024Assignee: Japan Display Inc.Inventors: Gen Koide, Mamoru Douyou
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Publication number: 20230418121Abstract: According to one embodiment, in a display device, one of the gate electrodes includes a first linear portion extending along the second direction, and a first projection portion projecting from the first linear portion and extending along the first direction, one of the first light shielding layers includes a second linear portion extending along the second direction, and a second projection portion projecting from the second linear portion and extending along the first direction, the first linear portion overlaps the second linear portion, the first projection portion overlaps the second projection portion, and the first projection portion and the second projection portion overlap at least one of the plurality of select lines.Type: ApplicationFiled: September 6, 2023Publication date: December 28, 2023Inventor: Mamoru DOUYOU
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Patent number: 11754893Abstract: According to one embodiment, a display device includes signal lines, and a signal line switching circuit connected to the signal lines. The signal line switching circuit includes a plural first lines each extending in a first direction and disposed at intervals in a second direction, a plural transistors apart from the first lines in the second direction and arranged in the first direction, each transistor including a gate electrode and a light shielding layer disposed to overlap with the gate electrode, and a plural second lines connecting the transistors to the first lines. The light shielding layer includes an extension part extending to an area where the first line does not exist, and is electrically connected to the gate electrode.Type: GrantFiled: May 13, 2022Date of Patent: September 12, 2023Assignee: JAPAN DISPLAY INC.Inventor: Mamoru Douyou
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Publication number: 20230258990Abstract: A display device includes a substrate, a plurality of signal lines, a plurality of terminals, a plurality of wiring lines, metal wiring, a second metal layer, a third metal layer. In a first wiring region, each wiring line is composed of the first metal layer and extends in a second direction intersecting with the first direction. In a second wiring region between the first wiring region and the terminals, the wiring lines include the wiring line composed of the first metal layer and the second metal layer and the wiring line composed of the third metal layer. The metal wiring is provided in a different layer from the first metal layer; and intersects with the wiring lines in the first wiring region and extends in the first direction when viewed from a direction perpendicular to the substrate.Type: ApplicationFiled: April 25, 2023Publication date: August 17, 2023Inventors: Gen KOIDE, Mamoru DOUYOU
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Patent number: 11640092Abstract: A display device includes a substrate, a plurality of signal lines, a plurality of terminals, a plurality of wiring lines, metal wiring, a second metal layer, a third metal layer. In a first wiring region, each wiring line is composed of the first metal layer and extends in a second direction intersecting with the first direction. In a second wiring region between the first wiring region and the terminals, the wiring lines include the wiring line composed of the first metal layer and the second metal layer and the wiring line composed of the third metal layer. The metal wiring is provided in a different layer from the first metal layer; and intersects with the wiring lines in the first wiring region and extends in the first direction when viewed from a direction perpendicular to the substrate.Type: GrantFiled: December 14, 2020Date of Patent: May 2, 2023Assignee: Japan Display Inc.Inventors: Gen Koide, Mamoru Douyou
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Publication number: 20220365397Abstract: According to one embodiment, a display device includes signal lines, and a signal line switching circuit connected to the signal lines. The signal line switching circuit includes a plural first lines each extending in a first direction and disposed at intervals in a second direction, a plural transistors apart from the first lines in the second direction and arranged in the first direction, each transistor including a gate electrode and a light shielding layer disposed to overlap with the gate electrode, and a plural second lines connecting the transistors to the first lines. The light shielding layer includes an extension part extending to an area where the first line does not exist, and is electrically connected to the gate electrode.Type: ApplicationFiled: May 13, 2022Publication date: November 17, 2022Applicant: Japan Display Inc.Inventor: Mamoru DOUYOU
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Publication number: 20210096416Abstract: A display device includes a substrate, a plurality of signal lines, a plurality of terminals, a plurality of wiring lines, metal wiring, a second metal layer, a third metal layer. In a first wiring region, each wiring line is composed of the first metal layer and extends in a second direction intersecting with the first direction. In a second wiring region between the first wiring region and the terminals, the wiring lines include the wiring line composed of the first metal layer and the second metal layer and the wiring line composed of the third metal layer. The metal wiring is provided in a different layer from the first metal layer; and intersects with the wiring lines in the first wiring region and extends in the first direction when viewed from a direction perpendicular to the substrate.Type: ApplicationFiled: December 14, 2020Publication date: April 1, 2021Inventors: Gen KOIDE, Mamoru DOUYOU
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Patent number: 10522103Abstract: According to an aspect, a display device includes: a first translucent substrate; a second translucent substrate facing the first translucent substrate; a liquid crystal layer including polymer dispersed liquid crystal sealed between the first translucent substrate and the second translucent substrate; at least one light emitter facing at least one of a side surface of the first translucent substrate or a side surface of the second translucent substrate; and a display controller that controls a color of an image overlapping with a background viewed through the first translucent substrate and the second translucent substrate according to a color of the background.Type: GrantFiled: April 3, 2018Date of Patent: December 31, 2019Assignee: Japan Display Inc.Inventors: Tae Kurokawa, Mamoru Douyou
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Patent number: 10120218Abstract: A display device according to an aspect of the present invention includes a plurality of sub illumination regions in which switching between a scattering state and a non-scattering state are independently controlled by applying a voltage to a liquid crystal layer. In the sub illumination region, first electrodes for applying the voltage to the liquid crystal layer are aligned, The first electrodes is divided into a plurality of groups in which every or a plurality of first electrodes are electrically connected each other. The sub illumination region includes divided sub illumination regions, in which the switching between the scattering state and the non-scattering state are independently controlled, corresponding to the groups.Type: GrantFiled: July 7, 2016Date of Patent: November 6, 2018Assignee: Japan Display Inc.Inventor: Mamoru Douyou
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Publication number: 20180293947Abstract: According to an aspect, a display device includes: a first translucent substrate; a second translucent substrate facing the first translucent substrate; a liquid crystal layer including polymer dispersed liquid crystal sealed between the first translucent substrate and the second translucent substrate; at least one light emitter facing at least one of a side surface of the first translucent substrate or a side surface of the second translucent substrate; and a display controller that controls a color of an image overlapping with a background viewed through the first translucent substrate and the second translucent substrate according to a color of the background.Type: ApplicationFiled: April 3, 2018Publication date: October 11, 2018Applicant: Japan Display Inc.Inventors: Tae Kurokawa, Mamoru Douyou
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Publication number: 20170031187Abstract: A display device according to an aspect of the present invention includes a plurality of sub illumination regions in which switching between a scattering state and a non-scattering state are independently controlled by applying a voltage to a liquid crystal layer. In the sub illumination region, first electrodes for applying the voltage to the liquid crystal layer are aligned, The first electrodes is divided into a plurality of groups in which every or a plurality of first electrodes are electrically connected each other. The sub illumination region includes divided sub illumination regions, in which the switching between the scattering state and the non-scattering state are independently controlled, corresponding to the groups.Type: ApplicationFiled: July 7, 2016Publication date: February 2, 2017Inventor: Mamoru DOUYOU